General

  • Target

    9294cbac38a054ffdce5165536acc79598ad1cceea44288775f9f6e8d15f24d6N

  • Size

    2.0MB

  • Sample

    240920-cxyx9stglb

  • MD5

    e4aa2d0a8a1e0e8bf2951e4baa29f350

  • SHA1

    df7b8922ae8db1aa8d4cda604e52486261376454

  • SHA256

    9294cbac38a054ffdce5165536acc79598ad1cceea44288775f9f6e8d15f24d6

  • SHA512

    093a3bb384af5fdf24a79298c34dd7aa3d8c8fc1d7d9afb8faebc502fb3252ec109f9fbb67b7a8b26fd20c57044d53a60942e7e34b404ec0ecb9083a6637559b

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYk:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YG

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

EbayProfiles

C2

5.8.88.191:443

sockartek.icu:443

Mutex

QSR_MUTEX_0kBRNrRz5TDLEQouI0

Attributes
  • encryption_key

    MWhG6wsClMX8aJM2CVXT

  • install_name

    winsock.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    win defender run

  • subdirectory

    SubDir

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

Targets

    • Target

      9294cbac38a054ffdce5165536acc79598ad1cceea44288775f9f6e8d15f24d6N

    • Size

      2.0MB

    • MD5

      e4aa2d0a8a1e0e8bf2951e4baa29f350

    • SHA1

      df7b8922ae8db1aa8d4cda604e52486261376454

    • SHA256

      9294cbac38a054ffdce5165536acc79598ad1cceea44288775f9f6e8d15f24d6

    • SHA512

      093a3bb384af5fdf24a79298c34dd7aa3d8c8fc1d7d9afb8faebc502fb3252ec109f9fbb67b7a8b26fd20c57044d53a60942e7e34b404ec0ecb9083a6637559b

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYk:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YG

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks